<!DOCTYPE html>
<html>
  <head>
    <title>Screenshots Element Fixture</title>
    <style>
      body { 
        margin: 0; 
      }

      div.element{
        background: red;
        width: 400px; 
        height: 300px;
        margin: 20px;
      }
    </style>
  </head>
  <body>
    <div class="element"></div>
  </body>
</html>